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Chemische vergelijkingen in evenwicht op01/18/18

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Breng de vergelijking van een chemische reactie in evenwicht
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2

Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO

Cr2O7{2-} + SO2 + H3O{+} = Cr{+3} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO2 + 2 H3O{+} = 2 Cr{+3} + 3 SO4{2-} + 3 H2O

NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2

W + O2 = W2O5 =>
4 W + 5 O2 = 2 W2O5

H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2

HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2

C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

HCl + CA(OH)2 = CACl2 + H2O =>
2 HCl + CA(OH)2 = CACl2 + 2 H2O

Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

KOH + H2Co3 = K2Co3 + H2O =>
2 KOH + H2Co3 = K2Co3 + 2 H2O

Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O

Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3

K2SO4(aq) + BaCl2(aq) = KCl(aq) + BaSO4(s) =>
K2SO4(aq) + BaCl2(aq) = 2 KCl(aq) + BaSO4(s)

Sn3(PO4)2 + Fe(ClO3)3 = Sn(ClO3)2 + FePO4 =>
Sn3(PO4)2 + 2 Fe(ClO3)3 = 3 Sn(ClO3)2 + 2 FePO4

Zn + FeCl2 = ZnCl2 + Fe =>
Zn + FeCl2 = ZnCl2 + Fe

Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH

KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2

KI + H2SO4 = KHSO4 + I2 + S + H2O =>
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O

NaClO4 + H2SO4 + Sb = NaCl + H2O + Sb2(SO4)3 =>
3 NaClO4 + 12 H2SO4 + 8 Sb = 3 NaCl + 12 H2O + 4 Sb2(SO4)3

Co(NO3)2 + (NH4)2[Hg(NCS)4] = (NH4)2[Co(NCS)4] + Hg(NO3)2 =>
Co(NO3)2 + (NH4)2[Hg(NCS)4] = (NH4)2[Co(NCS)4] + Hg(NO3)2

HI + H2SO4 = I2 + S + H2O =>
6 HI + H2SO4 = 3 I2 + S + 4 H2O

NA(s) + H2O(l) = NAOH(aq) + H2(g) =>
2 NA(s) + 2 H2O(l) = 2 NAOH(aq) + H2(g)

K3PO4 + CaCO3 = K2CO3 + Ca3(PO4)2 =>
2 K3PO4 + 3 CaCO3 = 3 K2CO3 + Ca3(PO4)2

Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)

CAC2 + H2O = C2H2 + CA(OH)2 =>
CAC2 + 2 H2O = C2H2 + CA(OH)2

NA(s) + H2O(l) = NAOH(aq) + H2(g) =>
2 NA(s) + 2 H2O(l) = 2 NAOH(aq) + H2(g)

S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3

Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO

Sn(SO4)2 + Al = Al2(SO4)3 + Sn =>
3 Sn(SO4)2 + 4 Al = 2 Al2(SO4)3 + 3 Sn

ZN + CuCl2 = ZNCl2 + Cu2 =>
2 ZN + 2 CuCl2 = 2 ZNCl2 + Cu2

KClO3 + FeCl2 + HCl = KCl + FeCl3 + H2O =>
KClO3 + 6 FeCl2 + 6 HCl = KCl + 6 FeCl3 + 3 H2O

Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2

CH4 + O3 = CO2 + H2O =>
3 CH4 + 4 O3 = 3 CO2 + 6 H2O

AgCl(s) + NH3(aq) = [Ag(NH3)2]Cl =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2]Cl

C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O

CuO + C2H6O = Cu + H2O + CO2 =>
6 CuO + C2H6O = 6 Cu + 3 H2O + 2 CO2

H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3

FeCl3 + Zn = ZnCl2 + Fe =>
2 FeCl3 + 3 Zn = 3 ZnCl2 + 2 Fe

Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3

FeCl3 + Zn = ZnCl2 + Fe =>
2 FeCl3 + 3 Zn = 3 ZnCl2 + 2 Fe

C6H5OH + NaOH = C6H5ONa + H2O =>
C6H5OH + NaOH = C6H5ONa + H2O

C5H12(l) + O2(g) = CO2(g) + H2O(l) =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(l)

H2 + Cl2 = HCl2 =>
H2 + 2 Cl2 = 2 HCl2

CoSO4 + NaNO2 + H2O2 = Na2SO4 + NaOH + Na3[Co(NO2)6] =>
2 CoSO4 + 12 NaNO2 + H2O2 = 2 Na2SO4 + 2 NaOH + 2 Na3[Co(NO2)6]

H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4

Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu

C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl

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Breng de vergelijking van een chemische reactie in evenwicht
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